appliance: Use a temporary file when processing packagelist.in.

[libguestfs.git] / appliance / Makefile.am

diff --git a/appliance/Makefile.am b/appliance/Makefile.am
index cd4952a..f1c2327 100644 (file)
--- a/appliance/Makefile.am
+++ b/appliance/Makefile.am
@@ -43,7 +43,8 @@ make.sh: make.sh.in
 
 packagelist: packagelist.in
        cpp -undef -D$(DISTRO)=1 < $< | \
-       grep -v '^[[:space:]]*$$' | grep -v '^#' > $@
+       grep -v '^[[:space:]]*$$' | grep -v '^#' > $@-t
+       mv $@-t $@
 
 supermin.d/base.img supermin.d/hostfiles: stamp-supermin
 stamp-supermin: make.sh packagelist